go.chromium.org/luci@v0.0.0-20240309015107-7cdc2e660f33/auth/integration/devshell/server_test.go (about)

     1  // Copyright 2017 The LUCI Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package devshell
    16  
    17  import (
    18  	"bytes"
    19  	"context"
    20  	"fmt"
    21  	"io"
    22  	"net"
    23  	"strconv"
    24  	"strings"
    25  	"testing"
    26  	"time"
    27  
    28  	"golang.org/x/oauth2"
    29  
    30  	"go.chromium.org/luci/common/clock"
    31  	"go.chromium.org/luci/common/clock/testclock"
    32  
    33  	. "github.com/smartystreets/goconvey/convey"
    34  )
    35  
    36  func TestProtocol(t *testing.T) {
    37  	t.Parallel()
    38  
    39  	ctx := context.Background()
    40  	ctx, _ = testclock.UseTime(ctx, testclock.TestRecentTimeUTC)
    41  
    42  	Convey("With server", t, func(c C) {
    43  		s := Server{
    44  			Source: oauth2.StaticTokenSource(&oauth2.Token{
    45  				AccessToken: "tok1",
    46  				Expiry:      clock.Now(ctx).Add(30 * time.Minute),
    47  			}),
    48  			Email: "some@example.com",
    49  		}
    50  		p, err := s.Start(ctx)
    51  		So(err, ShouldBeNil)
    52  		defer s.Stop(ctx)
    53  
    54  		conn, err := net.Dial("tcp", fmt.Sprintf("127.0.0.1:%d", p.Port))
    55  		if err != nil {
    56  			panic(err)
    57  		}
    58  
    59  		Convey("Happy path", func() {
    60  			So(call(conn, "[]"), ShouldEqual, `["some@example.com",null,"tok1",1800]`)
    61  		})
    62  
    63  		Convey("Wrong format", func() {
    64  			So(call(conn, "{BADJSON"), ShouldEqual, `["failed to deserialize from JSON: invalid character 'B' looking for beginning of object key string"]`)
    65  		})
    66  	})
    67  }
    68  
    69  func call(conn net.Conn, req string) string {
    70  	var buf bytes.Buffer
    71  	buf.WriteString(fmt.Sprintf("%d\n", len(req)))
    72  	buf.Write([]byte(req))
    73  	if _, err := conn.Write(buf.Bytes()); err != nil {
    74  		panic(err)
    75  	}
    76  
    77  	blob, err := io.ReadAll(conn)
    78  	if err != nil {
    79  		panic(err)
    80  	}
    81  
    82  	str := strings.SplitN(string(blob), "\n", 2)
    83  	if len(str) != 2 {
    84  		panic(err)
    85  	}
    86  
    87  	_, err = strconv.Atoi(str[0])
    88  	if err != nil {
    89  		panic(err)
    90  	}
    91  
    92  	return str[1]
    93  }